GB1250330A - - Google Patents

Info

Publication number
GB1250330A
GB1250330A GB1250330DA GB1250330A GB 1250330 A GB1250330 A GB 1250330A GB 1250330D A GB1250330D A GB 1250330DA GB 1250330 A GB1250330 A GB 1250330A
Authority
GB
United Kingdom
Prior art keywords
heated
tube
block
plastics
dec
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19671704011 external-priority patent/DE1704011A1/de
Application filed filed Critical
Publication of GB1250330A publication Critical patent/GB1250330A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/023—Half-products, e.g. films, plates
    • B29B13/024—Hollow bodies, e.g. tubes or profiles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/023—Half-products, e.g. films, plates
    • B29B13/024—Hollow bodies, e.g. tubes or profiles
    • B29B13/025—Tube ends
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/22—Corrugating
    • B29C53/30—Corrugating of tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
GB1250330D 1967-12-20 1968-12-19 Expired GB1250330A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671704011 DE1704011A1 (de) 1967-12-20 1967-12-20 Verfahren und Vorrichtung zur Verformung strang- oder rohrfoermiger Kunststoffkoerper

Publications (1)

Publication Number Publication Date
GB1250330A true GB1250330A (it) 1971-10-20

Family

ID=5688661

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1250330D Expired GB1250330A (it) 1967-12-20 1968-12-19

Country Status (5)

Country Link
US (1) US3635639A (it)
BE (1) BE725731A (it)
FR (1) FR1603798A (it)
GB (1) GB1250330A (it)
LU (1) LU57593A1 (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2205063A (en) * 1987-05-22 1988-11-30 Clarke R & Co Ltd Moulded plastics articles

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4150087A (en) * 1972-04-19 1979-04-17 Wavin B.V. Tube of thermoplastics with thickened end
DE2352926A1 (de) * 1973-10-22 1975-04-24 Heidenreich & Harbeck Gmbh Verfahren und vorrichtung zum erwaermen eines werkstueckes aus kunststoff
US4113813A (en) * 1977-04-25 1978-09-12 Wilson-Tek Corporation Method of preparing and belling thermoplastic pipe with thickened walls
DE3522190A1 (de) * 1985-06-21 1987-01-02 Roehm Gmbh Verfahren und vorrichtung zum stirnseitigen verschweissen von buendeln von formkoerpern aus thermoplastischem kunststoff unter druckanwendung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2249004A (en) * 1935-10-31 1941-07-15 Kahn David Inc Method of and apparatus for treating thermoplastic tubes
US2390266A (en) * 1943-07-02 1945-12-04 Durite Plastics Inc Manufacture of molded composition friction bodies
US3042965A (en) * 1959-10-19 1962-07-10 Mueller Brass Co Forming tool for plastic pipe
US3196198A (en) * 1961-11-13 1965-07-20 Owens Illinois Glass Co Method and apparatus for molding plastic articles
US3370112A (en) * 1963-09-26 1968-02-20 Raychem Corp Process and apparatus for producing plastic memory articles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2205063A (en) * 1987-05-22 1988-11-30 Clarke R & Co Ltd Moulded plastics articles

Also Published As

Publication number Publication date
US3635639A (en) 1972-01-18
LU57593A1 (it) 1969-04-08
BE725731A (it) 1969-05-29
FR1603798A (it) 1971-05-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees